<template>
	<div class="wrapper">

		<!-- header部分 -->
		<header>
			<p>用户登录</p>
			<!-- 返回键 -->
			<GoBackButton></GoBackButton>
		</header>

		<!-- 表单部分 -->
		<ul class="form-box">
			<li>
				<div class="title">
					商家编号：
				</div>
				<div class="content">
					<input type="number" v-model="sellerId" placeholder="商家编号">
				</div>
			</li>
		</ul>

		<div class="button-login">
			<button @click="login">登录</button>
		</div>
		<div class="button-register">
			<button @click="register">注册</button>
		</div>

		<!-- 底部菜单部分 -->
		<Footer></Footer>
	</div>
</template>

<script>
	import Footer from '../components/Footer.vue';
	import GoBackButton from '../components/GoBackButton.vue';

	export default {
		name: 'BusinessLogin',
		data() {
			return {
				sellerId: '',
				user: {}
			}
		},
		created() {
			this.user = this.$getSessionStorage('user');
		},
		methods: {
			login() {
				if (this.sellerId == '') {
					alert('商家编号不能为空！');
					return;
				}
				//登录请求
				//todo
				this.$axios.post(
					'businesses/login',
					JSON.stringify({
						sellerId: this.sellerId,
						userId: this.user.userId
					}), {
						headers: {
							'Content-Type': "application/json"
						}
					}
				).then(response => {
					let business = response.data;
					if (business == 0) {
						alert('此商家不存在或不是你的商家！');
					} else {
						business.businessImg = '';
						this.$setSessionStorage('business', business);
						this.$router.go(-1);
					}
				}).catch(error => {
					console.error(error);
				});
			},
			register() {
				this.$router.push({
					path: '/businessRegister'
				});
			}
		},
		components: {
			Footer,
			GoBackButton
		}
	}
</script>

<style scoped>
	/****************** 总容器 ******************/
	.wrapper {
		width: 100%;
		height: 100%;
	}

	/****************** header部分 ******************/
	.wrapper header {
		width: 100%;
		height: 12vw;
		background-color: #0097FF;
		color: #fff;
		font-size: 4.8vw;

		position: fixed;
		left: 0;
		top: 0;
		z-index: 1000;

		display: flex;
		justify-content: center;
		align-items: center;
	}

	/****************** 表单部分 ******************/
	.wrapper .form-box {
		width: 100%;
		margin-top: 12vw;
	}

	.wrapper .form-box li {
		box-sizing: border-box;
		padding: 4vw 3vw 0 3vw;
		display: flex;
		align-items: center;
	}

	.wrapper .form-box li .title {
		flex: 0 0 18vw;
		font-size: 3vw;
		font-weight: 700;
		color: #666;
	}

	.wrapper .form-box li .content {
		flex: 1;
	}

	.wrapper .form-box li .content input {
		border: none;
		outline: none;
		width: 100%;
		height: 4vw;
		font-size: 3vw;
	}

	.wrapper .button-login {
		width: 100%;
		box-sizing: border-box;
		padding: 4vw 3vw 0 3vw;
	}

	.wrapper .button-login button {
		width: 100%;
		height: 10vw;
		font-size: 3.8vw;
		font-weight: 700;
		color: #fff;
		background-color: #38CA73;
		border-radius: 4px;

		border: none;
		outline: none;
	}

	.wrapper .button-register {
		width: 100%;
		box-sizing: border-box;
		padding: 4vw 3vw 0 3vw;
	}

	.wrapper .button-register button {
		width: 100%;
		height: 10vw;
		font-size: 3.8vw;
		font-weight: 700;
		/*与上面登陆按钮不同的只有颜色、背景色、边框不同*/
		color: #666;
		background-color: #EEE;
		border: solid 1px #DDD;
		border-radius: 4px;

		border: none;
		outline: none;
	}
</style>
